[TASK] Cleanup

Classes/Controller/BackendController.php

Classes/Controller/JoblistController.php

Classes/Domain/Repository/JobRepository.php

...Property/TypeConverter/UploadedFileReferenceConverter.php

Classes/Service/FrontendFilterService.php

Classes/Service/TcaItemsProcessor.php

Classes/SignalSlot/SitemapSignalSlot.php

Classes/Updates/DepartmentUpdateWizard.php

Classes/ViewHelpers/AddJavaScriptFileViewHelper.php

Classes/ViewHelpers/Backend/ControlViewHelper.php

Classes/ViewHelpers/Backend/EditLinkViewHelper.php

Classes/ViewHelpers/Backend/EditOnClickViewHelper.php

Classes/ViewHelpers/Backend/IconViewHelper.php

...wHelpers/Backend/Widget/Controller/PaginateController.php

Classes/ViewHelpers/Backend/Widget/PaginateViewHelper.php

Classes/ViewHelpers/Form/UploadViewHelper.php

Classes/ViewHelpers/InlineLanguageLabelsViewHelper.php

Classes/ViewHelpers/Widget/UriViewHelper.php

composer.json

ext_emconf.php